diff --git a/system/network/default.nix b/system/network/default.nix
index 9c4ff2c0..0b005817 100644
--- a/system/network/default.nix
+++ b/system/network/default.nix
@@ -28,5 +28,20 @@
 
   # Enable the OpenSSH daemon.
   services.openssh.enable = true;
-  networking.firewall.allowedTCPPorts = [ 22 ];
+
+  # Open TXP ports for SSH and Syncthing.
+  networking.firewall.allowedTCPPorts = [ 22 8384 22000 ];
+  
+  # Open UDP ports for Syncthing.
+  networking.firewall.allowedUDPPorts = [ 22000 21027 ];
+
+  # Open ports for KDE Connect.
+  networking.firewall.allowedTCPPortRanges = [
+    # KDE Connect
+    { from = 1714; to = 1764; }
+  ];
+  networking.firewall.allowedUDPPortRanges = [
+    # KDE Connect
+    { from = 1714; to = 1764; }
+  ];
 }
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